Migration & timing
Swamp Sparrow in Maryland
There aren't yet enough observations of Swamp Sparrow in Maryland to describe its timing with confidence.
Sighting 10 observations in Maryland
Check back as more observations come in, or explore Swamp Sparrow across North America.
Swamp Sparrow elsewhere
More birds in Maryland
Data: iNaturalist research-grade observations (CC0 / CC-BY), via GBIF. Excludes eBird.